1746 results
Proptosis and Chemosis caused by Cavernous Sinus Fistula on Ocular Exam

This 73 presented for blurred, double
Proptosis and Chemosis ... caused by Cavernous ... double vision and ... #proptosis #CCF ... #Carotid #Cavernous
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
bilateral with cavernous ... Infections (with cavernous ... Vascular - Cavernous ... - Carotid cavernous ... Unilateral #Bilateral #Causes
Coronal diagram of cavernous sinus; notice how cranial nerve 6 is most medial and is often
Coronal diagram of cavernous ... is most medial and ... injured within the cavernous ... Scholes, Melissa A., and ... #cavernous sinus
Pulsatile Exophthalmos on Physical Exam in the setting of Carotid Cavernous Fistula (CCF)

Sudden onset headache, nausea,
setting of Carotid Cavernous ... Fistula (CCF) ... onset headache, nausea ... , and double vision ... clinical #Carotid #Cavernous
Diplopia - Differential Diagnosis
Step 1: Consider Stroke
Step 2: Diplopia PLUS
 - Cavernous Sinus Syndrome
 - Infection
Diplopia PLUS - Cavernous ... Diagnosis #Algorithm #Causes
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
a rechallenge and ... other causes of ... out other common causes ... , and atleast4 ... #Pancreatitis #Causes
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... apex syndrome, Cavernous
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Iniury • One-and-a-half ... Syndrome • Cavernous ... Skew Deviation Casey
Priapism: Pathogenesis

 - Post-cavernosal venous occlusion -> Post-cavernosal venous drainage is mechanically obstructed e.g. sickle cell
nitric oxide from cavernous ... nerve plexus and ... smooth muscle and ... pools in corpora cavernosa
Carotid Cavernous Fistula (CCF) on Angiography

Left External carotid injection shows an indirect Carotid-cavernous fistula filling through
Carotid Cavernous ... Fistula (CCF) on ... indirect Carotid-cavernous ... Carotid-cavernous ... #Fistula #CCF #